Find unknowns in number sentences and problems involving addition, subtraction, multiplication, or division. 0306.3.5

Links verified on 12/26/2014

1. Finding The Unknown Number In A Number Sentence - [21 slides] interactive quiz PowerPoint show
2. Let's Go Shopping - estimate by rounding to the nearest dollar as they shop
3. Math Story Problems! - Kid created math story problems ("Kitten" pages are the easiest.) There are lots of links to pages of problems... scroll way down to see them all
4. My Backpack - add columns and find missing addends using data generated from a chart
5. Sum Sense (Addition) - Students practice single digit addition by dragging numbers to complete the sentence.
6. Sum Sense (Subtraction) - Students practice single digit subtraction by dragging numbers to complete the sentence.
7. Walrus World - learn strategies for solving real world problems

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